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<title>Release Notes - Tajo - Version 0.10.1</title>
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<h1>Release Notes - Tajo - Version 0.10.1</h1>

<h2>Changes since Tajo 0.10.1</h2>

<h2>        Sub-task
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1437'>TAJO-1437</a>] -         Resolve findbug warnings on Tajo JDBC Module
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1438'>TAJO-1438</a>] -         Resolve findbug warnings on Tajo Client Module
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1529'>TAJO-1529</a>] -         Implement json_extract_path_text(string, string) function
</li>
</ul>
                        
<h2>        Bug
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1147'>TAJO-1147</a>] -         Simple query doesn&#39;t work in Web UI
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1360'>TAJO-1360</a>] -         VALUES_ field in OPTIONS table of catalog store should be longer.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1384'>TAJO-1384</a>] -         Duplicated output file path problem
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1386'>TAJO-1386</a>] -         CURRENT_DATE generates parsing errors sometimes.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1387'>TAJO-1387</a>] -         Correct error message for EXISTS clause
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1396'>TAJO-1396</a>] -         Unexpected IllegalMonitorStateException can be thrown in QueryInProgress
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1411'>TAJO-1411</a>] -         Support case-insensitive table description command
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1419'>TAJO-1419</a>] -         Tsql session command doesn&#39;t work
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1434'>TAJO-1434</a>] -         Fix supporting version of Hadoop
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1440'>TAJO-1440</a>] -         Some tests fail in parallel test environment in TestKillQuery
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1481'>TAJO-1481</a>] -         Numeric conversion of Inet4 type should be considered as unsigned
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1485'>TAJO-1485</a>] -         Datum &#39;Char&#39; returned only 1byte.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1512'>TAJO-1512</a>] -         Fix various Expr cloning bugs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1516'>TAJO-1516</a>] -         JDBC connection is lost while retrieving large results
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1522'>TAJO-1522</a>] -         NPE making stage history before task scheduler is initialized
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1534'>TAJO-1534</a>] -         DelimitedTextFile return null instead of a NullDatum 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1538'>TAJO-1538</a>] -         TajoWorkerResourceManager.allocatedResourceMap is increasing forever
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1556'>TAJO-1556</a>] -         &quot;insert into select&quot; with reordered column list does not work.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1560'>TAJO-1560</a>] -         HashShuffle report should be ignored when a succeed tasks are not included
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1564'>TAJO-1564</a>] -         TestFetcher fails occasionally
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1574'>TAJO-1574</a>] -         Fix NPE on natural join
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1580'>TAJO-1580</a>] -         Error line number is incorrect
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1581'>TAJO-1581</a>] -         Does not update last state of query stage in non-hash shuffle
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1586'>TAJO-1586</a>] -         TajoMaster HA startup failure on Yarn.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1598'>TAJO-1598</a>] -         TableMeta should change equals mechanism 
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1605'>TAJO-1605</a>] -         Fix master build failure on jdk 1.6
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1612'>TAJO-1612</a>] -         TestKillQuery occassionally fails
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1619'>TAJO-1619</a>] -         JDBC program is stuck after closing
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1621'>TAJO-1621</a>] -         Compilation error with hadoop 2.7.0
</li>
</ul>
                    
<h2>        Improvement
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1374'>TAJO-1374</a>] -         Support multi-bytes delimiter for CSV file
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1381'>TAJO-1381</a>] -         Support multi-bytes delimiter for Text file
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1394'>TAJO-1394</a>] -         Support reconnect on tsql
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1395'>TAJO-1395</a>] -         Remove deprecated sql files for Oracle and PostgreSQL
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1400'>TAJO-1400</a>] -         Add TajoStatement::setMaxRows method support
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1425'>TAJO-1425</a>] -         SQLAnalyzer should print message to indicate exact error line with supplement
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1452'>TAJO-1452</a>] -         Improve function listing order
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1501'>TAJO-1501</a>] -         Too many log message of HashShuffleAppenderManager.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1576'>TAJO-1576</a>] -         Sometimes DefaultTajoCliOutputFormatter.parseErrorMessage() eliminates an important kind of information.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1623'>TAJO-1623</a>] -         INSERT INTO with wrong target columns causes NPE.
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1626'>TAJO-1626</a>] -         JdbcConnection::setAutoCommit() should not throw an exception.
</li>
</ul>
                                                                
<h2>        Task
</h2>
<ul>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1380'>TAJO-1380</a>] -         Update JDBC documentation for new JDBC driver
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1439'>TAJO-1439</a>] -         Some method name is written wrongly
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1462'>TAJO-1462</a>] -         Replace CSV examples into TEXT examples in docs
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1559'>TAJO-1559</a>] -         Fix data model description (tinyint, smallint)
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1567'>TAJO-1567</a>] -         Update old license in some pom.xml files
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1568'>TAJO-1568</a>] -         Apply UnpooledByteBufAllocator when a tajo.test.enabled is set to enable
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1571'>TAJO-1571</a>] -         Merge TAJO-1497 and TAJO-1569 to 0.10.1
</li>
<li>[<a href='https://issues.apache.org/jira/browse/TAJO-1604'>TAJO-1604</a>] -         Merge TAJO-1442 to 0.10.1
</li>
</ul>
    
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